main {
  overflow-y: auto;
  background-color: #ddd;
}
main div.category {
  display: flex;
  flex-wrap: wrap;
  background: white;
  margin-bottom: 5px;
}
main div.category a {
  width: 20vw;
}
main div.ad {
  display: flex;
}
main div.ad > a {
  margin-right: 3px;
}
main div.ad > div {
  display: flex;
  flex-direction: column;
}
main div.ad > div > a {
  display: flex;
}
main div.lists {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  background-color: white;
  padding: 5px 0;
  box-sizing: border-box;
}
main div.lists section {
  width: 50%;
  text-align: center;
  color: #999;
  margin-bottom: 20px;
}
main div.lists section:nth-child(odd) {
  padding: 0 3px 0 6px;
}
main div.lists section:nth-child(even) {
  padding: 0 6px 0 3px;
}
main div.lists section .thumb {
  margin-bottom: 10px;
}
main div.lists section h5 {
  color: black;
  margin-bottom: 5px;
}
main div.lists section div.description {
  font-size: 12px;
}
main div.lists section div.price {
  font-size: 15px;
  color: #e74c3c;
}
main div.lists section div.price::before {
  content: '￥';
  font-size: 12px;
  position: relative;
  top: -2px;
}
main div.lists section div.price small {
  font-size: 13px;
}
main div.lists section a.btn {
  text-decoration: none;
  padding: 5px 20px;
  color: white;
  background-color: #d35400;
  margin-top: 5px;
  border-radius: 5px;
  display: inline-block;
}
